106505 | Sodium dithionite

106505
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      Overview

      Key Spec Table

      CAS #EC NumberHill FormulaChemical FormulaMolar Mass
      7775-14-6231-890-0Na₂O₄S₂Na₂S₂O₄174.11 g/mol

      Pricing & Availability

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      1065051000
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          Metal can 1 kg
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          1065059050
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              Steel drum 50 kg
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              Description
              Catalogue Number 106505
              Synonyms Sodium hydrosulfite, Sodium hypodisulfite
              References
              Product Information
              CAS number 7775-14-6
              EC index number 016-028-00-1
              EC number 231-890-0
              Hill Formula Na₂O₄S₂
              Chemical formula Na₂S₂O₄
              Molar Mass 174.11 g/mol
              HS Code 2831 10 00
              Applications
              Biological Information
              Physicochemical Information
              Density 2.5 g/cm³ (20 °C)
              Flash point >100 °C
              Ignition temperature >200 °C
              Melting Point 100 °C (decomposition)
              pH value 7 - 9 (50 g/l, H₂O, 20 °C)
              Bulk density 1250 kg/m³
              Solubility 250 g/l (20 °C) (slow decomposition)
              Dimensions
              Materials Information
              Toxicological Information
              LD 50 oral LD50 Rat 2500 mg/kg
              Safety Information according to GHS
              Hazard Pictogram(s)

              Hazard Statement(s) H251: Self-heating: may catch fire.
              H302: Harmful if swallowed.
              EUH031: Contact with acids liberates toxic gas.
              EUH208: May produce an allergic reaction.
              Precautionary Statement(s) P210: Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
              P370 + P378: In case of fire: Use powder for extinction.
              Signal Word Danger
              Storage class 4.2 Pyrophoric and self-heating hazardous materials
              WGK WGK 1 slightly water endangering
              Disposal 6
              Sulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E.
              Safety Information
              Hazard Symbols Oxidising
              Harmful
              Categories of danger oxidizing, harmful
              R Phrase R 7-22-31
              May cause fire.Harmful if swallowed.Contact with acids liberates toxic gas.
              S Phrase S 7/8-26-28-43
              Keep container tightly closed and dry.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.After contact with skin, wash immediately with plenty of water.In case of fire, use powder extinguisher. Never use water.
              Product Usage Statements
              Storage and Shipping Information
              Packaging Information
              Transport Information
              Declaration (railroad and road) ADR, RID UN 1384 Natriumdithionit, 4.2, II
              Declaration (transport by air) IATA-DGR UN 1384 SODIUM DITHIONITE, 4.2, II
              Declaration (transport by sea) IMDG-Code UN 1384 SODIUM DITHIONITE, 4.2, II
              Supplemental Information
              Specifications

              Documentation

              MSDS

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              Certificates of Analysis

              Product Number Packaging Specification Lot Number
              1065051000 Metal can PDF Specification Document
              1065059050 Steel drum PDF Specification Document

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